⚡ NF C 17-102 / UNE 21186 (Advantage Time Δt 25-60 µs, Protection Radius Rp)

Early Streamer Emission (ESE) Calculator

Size active Early Streamer Emission (ESE / Indelec Prevectron / Cirprotec) lightning air terminals under French Standard NF C 17-102: calculate triggered early upward leader advantage time (Δt = 25 to 60 microseconds), calculate extended circular protection radius (Rp up to 100+ meters from a single mast), reduce rooftop roof penetration points, and ESE margins.

1. Project & Operating Inputs

ESE Masts Installed (Mast Count e.g. 3 High-Gain ESE Masts)

Triggering Advance Time (Microseconds - µs e.g. 60 µs Maximum Advance)

Customer Bid Price for Supplied & Craned ESE Terminal Packages ($)

Stainless ESE Air Terminals, Telescoping Masts, Surge Counters & Crew ($)

2. Financial Breakdown & Yield

NF C 17-102 ESE TERMINALS

Turnkey ESE Mast Installation Profit

Active Lightning Protection Margin

0.0%

Gross Revenue / Bill

Total Project CapEx

Operating / Material Cost